#!/usr/bin/python
#
# Copyright (C) 2009 Google Inc. All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are
# met:
#
# * Redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer.
# * Redistributions in binary form must reproduce the above
# copyright notice, this list of conditions and the following disclaimer
# in the documentation and/or other materials provided with the
# distribution.
# * Neither the name of Google Inc. nor the names of its
# contributors may be used to endorse or promote products derived from
# this software without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#
# Copyright (c) 2009 The Chromium Authors. All rights reserved.
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.
# usage:
# action_useragentstylesheets.py OUTPUTS INPUTS -- MAINSCRIPT MODULES -- OPTIONS
#
# OUTPUTS must contain two items, in order: a path to UserAgentStyleSheets.h
# and a path to UserAgentStyleSheetsData.cpp.
# INPUTS contains one or more CSS files.
#
# MAINSCRIPT is the path to make-css-file-arrays.pl. MODULES may contain
# multiple paths to additional perl modules.
#
# OPTIONS are passed as-is to MAINSCRIPT as additional arguments.
import os
import shlex
import subprocess
import sys
defSplitArgsIntoSections(args):
sections = []
while len(args) > 0:
ifnot'--'in args:
# If there is no '--' left, everything remaining is an entire section.
dashes = len(args)
else:
dashes = args.index('--')
sections.append(args[:dashes])
# Next time through the loop, look at everything after this '--'.
if dashes + 1 == len(args):
# If the '--' is at the end of the list, we won't come back through the
# loop again. Add an empty section now corresponding to the nothingness
# following the final '--'.
args = []
sections.append(args)
else:
args = args[dashes + 1:]
return sections
defmain(args):
sections = SplitArgsIntoSections(args[1:])
assert len(sections) == 3
(outputsInputs, scripts, options) = sections
assert len(outputsInputs) >= 3
outputH = outputsInputs[0]
outputCpp = outputsInputs[1]
styleSheets = outputsInputs[2:]
assert len(scripts) >= 1
makeCssFileArrays = scripts[0]
perlModules = scripts[1:]
includeDirs = []
for perlModule in perlModules:
includeDir = os.path.dirname(perlModule)
ifnot includeDir in includeDirs:
includeDirs.append(includeDir)
# The defines come in as one flat string. Split it up into distinct arguments.
if'--defines'in options:
definesIndex = options.index('--defines')
if definesIndex + 1 < len(options):
splitOptions = shlex.split(options[definesIndex + 1])
if splitOptions:
options[definesIndex + 1] = ' '.join(splitOptions)
# Build up the command.
command = ['perl']
for includeDir in includeDirs:
command.extend(['-I', includeDir])
command.append(makeCssFileArrays)
command.extend(options)
command.extend([outputH, outputCpp])
command.extend(styleSheets)
# Do it. check_call is new in 2.5, so simulate its behavior with call and
# assert.
returnCode = subprocess.call(command)
assert returnCode == 0
return returnCode
if __name__ == '__main__':
sys.exit(main(sys.argv))